The Ramparts of Ice — S1E21

• Anna Nagase (Koyuki Hikawa (voice))
• Fuka Izumi (Miki Azumi (voice))
• Shoya Chiba (Minato Amamiya (voice))
• Satoshi Inomata (Yota Hino (voice))

No guest stars listed for this episode.

• Atsuko Takahashi — Costume Design
• Yuka Ida — Publicist
• KAI — Theme Song Performance
• U — Theme Song Performance
• SATORU — Theme Song Performance
• kowta2 — Theme Song Performance
• Masato Fujikake — Theme Song Performance
• Rei Watanabe — Theme Song Performance